Monitoring and protecting device and system and method of electrical load
A technology of electric load and protection device, applied in the field of electric power, can solve the problems of complex installation of load monitoring device and low user acceptance
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[0031] Below in conjunction with specific embodiment the present invention is described in detail, as figure 1 Shown is a schematic diagram of an embodiment of the electrical load monitoring and protection system of the present invention, which includes: a magnetic field acquisition device and an electrical load monitoring and protection device, and they communicate wirelessly, wherein the magnetic field The acquisition device is used to obtain and transmit the primary side current data of the power transmission line of the special transformation user to the power load monitoring and protection device;
[0032] The power load monitoring and protection device is mainly used to obtain the primary side current data from the transmission line of the special transformer user and the apparent power from the metering meter; and according to the current data information and the preset voltage level The primary side power of the transmission line is obtained, and an alarm message is se...
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